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QS061906
Sulfasalazine EP Impurity F
Molecular Formula: C18H14N4O5S
Molecular Weight: 398.39
CAS No.: 66364-71-4
QS061907
Sulfasalazine EP Impurity G
Molecular Formula: C29H22N6O7S2
Molecular Weight: 630.66
CAS No.: 1391062-37-5
QS061908
Sulfasalazine EP Impurity J;Sulfapyridine
Molecular Formula: C11H11N3O2S
Molecular Weight: 249.29
CAS No.: 144-83-2
QS061909
N-Nitroso Sulfasalazine
Molecular Formula: C18H13N5O6S
Molecular Weight: 427.39
CAS No.: NA
QS061910
Sulfasalazine Nitroso Impurity 1
Molecular Formula: C11H10N4O3S
Molecular Weight: 278.29
CAS No.: NA
QS061911
Sulfasalazine USP Related Compound K
Molecular Formula: C19H16N4O5S
Molecular Weight: 412.42
CAS No.: 42753-55-9
QS061912
Sulfapyridine-d4
Molecular Formula: C11H7D4N3O2S
Molecular Weight: 253.31
CAS No.: 1189863-86-2
QS061913
Sulfasalazine Impurity 13
Molecular Formula: C13H10N2O5S
Molecular Weight: 306.29
CAS No.: 1912438-05-1
QS061914
Sulfasalazine Impurity 14
Molecular Formula: C22H19N5O4S2
Molecular Weight: 481.55
CAS No.: 2033064-46-7
QS061915
Sulfasalazine Impurity 15
Molecular Formula: C24H19N5O7S2
Molecular Weight: 553.56
CAS No.: 2033064-44-5
QS061916
Sulfasalazine Impurity 16
Molecular Formula: C18H13N3O4
Molecular Weight: 335.32
CAS No.: NA
QS061917
Sulfasalazine Impurity 17
Molecular Formula: C29H22N6O7S2
Molecular Weight: 630.65
CAS No.: NA
QS061918
Sulfasalazine Impurity 18
Molecular Formula: C19H16N4O5S
Molecular Weight: 412.42
CAS No.: NA
QS071202
Segetalin B
Molecular Formula: C24H32N6O5
Molecular Weight: 484.56
CAS No.: 164991-89-3
QS072000
Sitagliptin Phosphate Hydrate
Molecular Formula: C16H15F6N5O.H3PO4.H2O
Molecular Weight: 407.31 98.00 18.02
CAS No.: 654671-77-9;654671-78-0(phosphate);486460-32-6(free base)
QS072002
Sitagliptin EP Impurity B
Molecular Formula: C16H16F5N5O
Molecular Weight: 389.32
CAS No.: 486460-31-5;1345822-87-8(H3O4P salt);486459-70-5(HCl salt)
QS072003
Sitagliptin EP Impurity C
Molecular Formula: C16H16F5N5O
Molecular Weight: 389.32
CAS No.: 945261-48-3;1345822-86-7(H3O4P salt)
QS072004
Sitagliptin Acid
Molecular Formula: C10H10F3NO2
Molecular Weight: 233.19
CAS No.: 936630-57-8;1204818-19-8(HCl salt)
QS072005
Sitagliptin Triazole Hydrochloride
Molecular Formula: C6H7F3N4 HCl
Molecular Weight: 192.14 36.46
CAS No.: 762240-92-6;486460-21-3(free base)
QS072006
Sitagliptin EP Impurity A
Molecular Formula: C16H15F6N5O. H3PO4
Molecular Weight: 407.32 98.00
CAS No.: 823817-58-9;823817-55-6(free base)
QS072007
Sitagliptin N-Acetyl Impurity
Molecular Formula: C18H17F6N5O2
Molecular Weight: 449.35
CAS No.: 1379666-94-0
QS072008
Sitagliptin Enamine Impurity
Molecular Formula: C16H13F6N5O
Molecular Weight: 405.3
CAS No.: 767340-03-4
QS072009
Sitagliptin Ketoamide Impurity
Molecular Formula: C16H12F6N4O2
Molecular Weight: 406.28
CAS No.: 764667-65-4
QS072010
(S)-Sitagliptin N-Boc-Acid Impurity
Molecular Formula: C15H18F3NO4
Molecular Weight: 333.31
CAS No.: 922178-94-7
QS072032
Sitagliptin Impurity 6
Molecular Formula: C17H15F6N5O2
Molecular Weight: 435.33
CAS No.: NA
QS072033
Sitagliptin Impurity 33
Molecular Formula: C11H13F3N4O
Molecular Weight: 274.25
CAS No.: NA
QS080100
L-Saccharopine
Molecular Formula: C11H20N2O6
Molecular Weight: 276.29
CAS No.: 997-68-2
QS081101
Shikonin Impurity 1
Molecular Formula: C11H8Br2O2
Molecular Weight: 331.99
CAS No.: NA
QS081102
Shikonin Impurity 2
Molecular Formula: C11H7BrO3
Molecular Weight: 267.08
CAS No.: NA
